| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| P62558 | Protein SopB; Plasmid partition protein B; | sopB; B; ECOK12F047; | NP_061426.1;YP_001294715.1;YP_009073843.1; | 323 | escherichia-coli |
| P31122 | Sugar efflux transporter; | sotB; ydeA; b1528 JW1521; | NP_416045.1;YP_489791.1; | 396 | escherichia-coli |
| P0ACS2 | Redox-sensitive transcriptional activator SoxR; | soxR; marC; b4063 JW4024; | NP_418487.1;YP_492206.1; | 154 | escherichia-coli |
| P0A9E2 | Regulatory protein SoxS; | soxS; b4062 JW4023; | NP_418486.1;YP_492205.1; | 107 | escherichia-coli |
| P21170 | Biosynthetic arginine decarboxylase; ADC; EC 4.1.1.19; | speA; b2938 JW2905; | NP_417413.1;YP_491137.1; | 658 | escherichia-coli |
| P60651 | Agmatinase; EC 3.5.3.11; Agmatine ureohydrolase; AUH; | speB; b2937 JW2904; | NP_417412.1;YP_491136.1; | 306 | escherichia-coli |
| P0A7F6 | S-adenosylmethionine decarboxylase proenzyme; AdoMetDC; SAMDC; EC 4.1.1.50; [Cleaved into: S-adenosylmethionine decarboxylase beta chain; S-adenosylmethionine decarboxylase alpha chain]; | speD; b0120 JW0116; | NP_414662.1;YP_488423.1; | 264 | escherichia-coli |
| P09158 | Polyamine aminopropyltransferase; Cadaverine aminopropyltransferase; EC 2.5.1.-; Putrescine aminopropyltransferase; PAPT; Spermidine aminopropyltransferase; EC 2.5.1.79; Spermidine synthase; SPDS; SPDSY; EC 2.5.1.16; Spermine synthase; EC 2.5.1.22; Thermo盽?盾 | speE; b0121 JW0117; | NP_414663.1;YP_488424.1; | 288 | escherichia-coli |
| P0AG24 | Bifunctional (p)ppGpp synthase/hydrolase SpoT; (ppGpp)ase; ppGpp synthase II; Penta-phosphate guanosine-3'-pyrophosphohydrolase; EC 3.1.7.2; Stringent response-like protein; ATP:GTP 3'-pyrophosphotransferase; (p)ppGpp synthase; EC 2.7.6.5; | spoT; b3650 JW3625; | NP_418107.1;YP_491784.1; | 702 | escherichia-coli |
| P08395 | Protease 4; EC 3.4.21.-; Endopeptidase IV; Protease IV; Signal peptide peptidase; | sppA; b1766 JW1755; | NP_416280.1;YP_490027.1; | 618 | escherichia-coli |
| P39902 | Protein SprT; | sprT; yggI; b2944 JW2911; | NP_417419.1;YP_491143.1; | 165 | escherichia-coli |
| P77754 | Spheroplast protein Y; | spy; b1743 JW1732; | NP_416257.1;YP_490004.1; | 161 | escherichia-coli |
| P32141 | Sulfofructosephosphate aldolase; SFP aldolase; EC 4.1.2.57; | yihT; b3881 JW3852; | NP_418317.1;YP_491569.1; | 292 | escherichia-coli |
| P0A9V8 | 3-sulfolactaldehyde reductase; SLA reductase; EC 1.1.1.373; | yihU; b3882 JW3853; | NP_418318.1;YP_491568.1; | 298 | escherichia-coli |
| P32140 | Sulfoquinovose isomerase; SQ isomerase; EC 5.3.1.31; | yihS; b3880 JW5569; | NP_418316.4;YP_491570.1; | 413 | escherichia-coli |
| P32143 | Sulfofructose kinase; SF kinase; EC 2.7.1.184; | yihV; b3883 JW5568; | NP_418319.2;YP_491567.1; | 298 | escherichia-coli |
| P68191 | Stationary-phase-induced ribosome-associated protein; Protein D; SRA; 30S ribosomal protein S22; | sra; rpsV; b1480 JW5962; | NP_415997.1;YP_489745.1; | 45 | escherichia-coli |
| P05707 | Sorbitol-6-phosphate 2-dehydrogenase; EC 1.1.1.140; Glucitol-6-phosphate dehydrogenase; Ketosephosphate reductase; | srlD; gutD; b2705 JW2674; | NP_417185.1;YP_490914.1; | 259 | escherichia-coli |
| P15082 | Glucitol operon repressor; | srlR; gutR; b2707 JW2676; | NP_417187.1;YP_490916.1; | 257 | escherichia-coli |
| P21507 | ATP-dependent RNA helicase SrmB; EC 3.6.4.13; | srmB; rbaB rhlA; b2576 JW2560; | NP_417071.1;YP_490804.1; | 444 | escherichia-coli |
